Sergio Soares sergsoares

Software developer | Unix user

sergsoares / manifest.yml

Created July 14, 2022 18:23

Create a Cluster Role but only use RoleBinding to give access for only 2 specific namespaces (otherwise all namespaces like ClusterRoleBinding)

	apiVersion: v1
	kind: ServiceAccount
	metadata:
	name: myapp
	namespace: mynamespace
	---
	kind: ClusterRole
	apiVersion: rbac.authorization.k8s.io/v1
	metadata:
	namespace: mynamespace

sergsoares / main.tf

Created July 13, 2022 15:35

Generate dynamically policies based on input and attach for already created roles and users

	locals {
	policies_arns = {
	for item in aws_iam_policy.policy :
	item.name => item.arn
	}

	users_attachment = distinct(
	flatten([
	for item in var.policies : [
	for user in item.users_to_attach : {

sergsoares / main.tf

Created July 13, 2022 15:31

Demonstração de ideia para criação de policies dinâmicas com attach em múltiplos users e roles.

sergsoares / main.tf

Created July 11, 2022 19:25

Snippet for use variables as a map

sergsoares / main.go

Last active May 15, 2022 15:28

Example in pure go of read a ENV VAR and leaving default value if not exists (In that case already convert from string to integer)

	import (
	"os"
	"strconv"
	)

	func main() {
	tc := 1
	if temp := os.Getenv("THREADS"); temp != "" {
	number, err := strconv.Atoi(temp)
	if err != nil {

sergsoares / main.tf

Created May 11, 2022 17:30

Example of kubernetes_ingress with Kubernetes provider for terraform

	resource "kubernetes_ingress" "node0_ingress" {
	metadata {
	name = local.node0
	namespace = local.namespace
	annotations = {
	"kubernetes.io/ingress.class" = "nginx"
	"nginx.ingress.kubernetes.io/backend-protocol" = "HTTP"
	"nginx.ingress.kubernetes.io/enable-cors" = "true"
	}
	}

sergsoares / deployment.tf

Created May 11, 2022 17:24

Example of deployment with Kubernetes provider for terraform (kubectl_manifest)

	resource "kubectl_manifest" "node0_deployment" {
	apply_only = true
	wait_for_rollout = false

	yaml_body = <<YAML
	apiVersion: apps/v1
	kind: Deployment
	metadata:
	name: ${local.node0}
	namespace: ${local.namespace}

sergsoares / manifest.yml

Created May 11, 2022 17:23

Deployment Structure

sergsoares / script.sh

Created May 10, 2022 16:49

Ubuntu server - Minimal Desktop possible with lxde

sudo apt-get install lxde xorg lxdm --no-install-recommends

sergsoares / main.tf

Created May 9, 2022 14:32

Terraform example for process a list of names, adding a domain and join all in a single string.